c56de177d2
Make it under SI_SUB_CPU sysinit, instead of much later SI_SUB_DRIVERS. The SI_SUB_DRIVERS survived from times when FPU used real ISA attachment, now it is only pnp stub claiming id. PR: 255997 Reviewed by: jhb Sponsored by: The FreeBSD Foundation MFC after: 1 week Differential revision: https://reviews.freebsd.org/D30512